40625663602101 has 16 divisors (see below), whose sum is σ = 54737880637440. Its totient is φ = 26799038368560.

The previous prime is 40625663602091. The next prime is 40625663602157. The reversal of 40625663602101 is 10120636652604.

It is not a de Polignac number, because 40625663602101 - 2⁶ = 40625663602037 is a prime.

It is a super-2 number, since 2×40625663602101² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40625663602301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53021181 + ... + 53781938.

It is an arithmetic number, because the mean of its divisors is an integer number (3421117539840).

Almost surely, 2^{40625663602101} is an apocalyptic number.

It is an amenable number.

40625663602101 is a deficient number, since it is larger than the sum of its proper divisors (14112217035339).

40625663602101 is a wasteful number, since it uses less digits than its factorization.

40625663602101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106804456.

The product of its (nonzero) digits is 311040, while the sum is 42.

It can be divided in two parts, 4062566 and 3602101, that added together give a palindrome (7664667).

The spelling of 40625663602101 in words is "forty trillion, six hundred twenty-five billion, six hundred sixty-three million, six hundred two thousand, one hundred one".